Výsledky vyhledávání - Variational methods applied to problems in optics and electromagnetic theory

Maxwell’s equations with hypersingularities at a negative index material conical tip: Maxwell's equations with hypersingularities at a negative index material conical tip

Autoři: Bonnet-Ben, Anne-Sophie Chesnel, Lucas Rihani, Mahran a další

Přispěvatelé: Bonnet-Ben, Anne-Sophie Chesnel, Lucas Rihani, Mahran a další

Zdroj: Pure and Applied Analysis. 7:127-169

Témata: Variational methods applied to problems in optics and electromagnetic theory, black hole singularities, 35B65, Smoothness and regularity of solutions to PDEs, Composite media, random media in optics and electromagnetic theory, limiting radiation principle, [MATH] Mathematics [math], 78M30, Mathematics - Analysis of PDEs, Maxwell equations, Maxwell's equations, 78A48, Electromagnetic theory (general), Mandelstam radiation principle, 35Q61, FOS: Mathematics, negative index materials, [MATH]Mathematics [math], MSC: 78A25, Kondratiev theory, Analysis of PDEs (math.AP)

Popis souboru: application/xml; application/pdf

Přístupová URL adresa: http://arxiv.org/abs/2305.01982
https://zbmath.org/8014453
https://doi.org/10.2140/paa.2025.7.127
https://hal.science/hal-04087360v2

Numerical Solutions of the Electromagnetic Scattering by Overfilled Cavities with Inhomogeneous Anisotropic Media: Numerical solutions of the electromagnetic scattering by overfilled cavities with inhomogeneous anisotropic media

Autoři: Zhao, Meiling He, Jiahui Wang, Liqun

Zdroj: Communications in Computational Physics. 34:530-562

Témata: Variational methods applied to problems in optics and electromagnetic theory, Computational methods for sparse matrices, Iterative numerical methods for linear systems, Finite element, Galerkin and related methods applied to problems in optics and electromagnetic theory, Maxwell equations, electromagnetic scattering, Petrov-Galerkin finite element interface method, Mesh generation, refinement, and adaptive methods for the numerical solution of initial value and initial-boundary value problems involving PDEs, inhomogeneous anisotropic media, Mesh generation, refinement, and adaptive methods for boundary value problems involving PDEs, overfilled cavity, Diffraction, scattering, non-body-fitted grids

Popis souboru: application/xml

Přístupová URL adresa: https://zbmath.org/7784443
https://doi.org/10.4208/cicp.oa-2022-0104

Junction in a thin multi-domain for nonsimple grade two materials in BH

Autoři: Rita Ferreira José Matias Elvira Zappale

Zdroj: Nonlinear Analysis: Real World Applications. 84:104322

Témata: Junctions, Variational methods applied to problems in optics and electromagnetic theory, thin film, dimension reduction, Thin films, Nonlinear elasticity, wire, martensite-austenite, interfacial energy, Mathematics - Analysis of PDEs, 49J45, 74B20, 74C99, 74K10, 74K20, 74K30, 74K35, 78M30, 78M35, trace constraints, Asymptotic analysis in optics and electromagnetic theory, junction in thin multi-domains, FOS: Mathematics, Plastic materials, materials of stress-rate and internal-variable type, \(\Gamma\)-convergence, non-simple grade-two materials, Methods involving semicontinuity and convergence, relaxation, bounded Hessian, Functional Analysis (math.FA), Mathematics - Functional Analysis, Junction in thin multi-domains, Beam, Wire, Thin film, Bounded hessian, Dimension reduction, Γ-convergence, Plasticity, Martensite-austenite, Trace constraints, Non-simple grade-two materials:Interfacial energy, plasticity, beam, Sensitivity, stability, well-posedness, Rods (beams, columns, shafts, arches, rings, etc.), Plates, Analysis of PDEs (math.AP)

Popis souboru: application/xml

Přístupová URL adresa: http://arxiv.org/abs/2402.16633
https://hdl.handle.net/11573/1745493
https://doi.org/10.1016/j.nonrwa.2025.104322

Approximate cloaking for electromagnetic waves via transformation optics: Cloaking versus infinite energy: Approximate cloaking for electromagnetic waves via transformation optics: cloaking versus infinite energy

Autoři: Hoai-Minh Nguyen Loc Tran Nguyen, Hoai-Minh

Přispěvatelé: Hoai-Minh Nguyen Loc Tran Nguyen, Hoai-Minh

Zdroj: Mathematical Models and Methods in Applied Sciences. 29:1511-1552

Témata: Variational methods applied to problems in optics and electromagnetic theory, Variational methods applied to PDEs, electromagnetic scattering, Maxwells equations, infinite energy, [SPI] Engineering Sciences [physics], Electromagnetic theory (general), Asymptotic behavior of solutions to PDEs, transformation optics, invisibility cloaking, [MATH] Mathematics [math], Waves and radiation in optics and electromagnetic theory, PDEs in connection with optics and electromagnetic theory

Popis souboru: application/pdf; application/xml

Přístupová URL adresa: https://infoscience.epfl.ch/record/234286/files/Approximate%20cloaking%20for%20electromagnetic%20waves%20via%20transformation%20optics-%20Cloaking%20versus%20infinite%20energy.pdf
https://hal.science/hal-03932696v1/document
https://hal.science/hal-03932696v1
https://doi.org/10.1142/s0218202519500271
https://zbmath.org/7139234
https://doi.org/10.1142/s0218202519500271
https://www.worldscientific.com/doi/abs/10.1142/S0218202519500271

Solution of Electromagnetic Scattering Problems Involving Three-Dimensional Homogeneous Dielectric Objects by the Single Integral Equation Method: Solution of electromagnetic scattering problems involving three-dimensional homogeneous dielectric objects by the single integral equation method

Autoři: Michael S. Yeung

Zdroj: Journal of Scientific Computing. 15:1-17

Témata: Variational methods applied to problems in optics and electromagnetic theory, 0202 electrical engineering, electronic engineering, information engineering, 02 engineering and technology, Singular integral equations, 0101 mathematics, Finite difference methods applied to problems in optics and electromagnetic theory, 01 natural sciences, Boundary element methods applied to problems in optics and electromagnetic theory, Diffraction, scattering

Popis souboru: application/xml

Přístupová URL adresa: https://zbmath.org/1643698
https://doi.org/10.1023/a:1007575417396
https://dblp.uni-trier.de/db/journals/jscic/jscic15.html#Yeung00
https://link.springer.com/article/10.1023/A%3A1007575417396

Existence, uniqueness and finite element approximation of the solution of time‐harmonic electromagnetic boundary value problems involving metamaterials: Existence, uniqueness and finite element approximation of the solution of time-harmonic electromagnetic boundary value problems involving metamaterials

Autoři: P. FERNANDES RAFFETTO, MIRCO

Zdroj: Compel 24 (2005): 1450–1469. doi:10.1108/03321640510615724
info:cnr-pdr/source/autori:Fernandes P.; Raffetto M./titolo:Existence, uniqueness and finite element approximation of solution of time-harmonic electromagnetic boundary value problems involving metamaterials/doi:10.1108%2F03321640510615724/rivista:Compel/anno:2005/pagina_da:1450/pagina_a:1469/intervallo_pagine:1450–1469/volume:24

Témata: Variational methods applied to problems in optics and electromagnetic theory, Finite element, Galerkin and related methods applied to problems in optics and electromagnetic theory, Electromagnetism, Radiation, Finite element analysis, 0202 electrical engineering, electronic engineering, information engineering, Composite materials, 02 engineering and technology

Popis souboru: application/xml; application/pdf

Přístupová URL adresa: https://core.ac.uk/display/54732689
http://www.emeraldinsight.com/doi/ref/10.1108/03321640510615724
https://www.emerald.com/insight/content/doi/10.1108/03321640510615724/full/html
https://dialnet.unirioja.es/servlet/articulo?codigo=1295134
https://hdl.handle.net/11567/213070

Comparison between two numerical methods¶for a magnetostatic problem: Comparison between two numerical methods for a magnetostatic problem

Autoři: Gerbeau, Jean-Frédéric Le Bris, Claude

Přispěvatelé: Gerbeau, Jean-Frédéric Le Bris, Claude

Zdroj: Calcolo. 37:1-20

Témata: Variational methods applied to problems in optics and electromagnetic theory, magnetostatics, [MATH.MATH-NA] Mathematics [math]/Numerical Analysis [math.NA], 0101 mathematics, Electro- and magnetostatics, variational problem, 01 natural sciences

Popis souboru: application/xml

Přístupová URL adresa: https://zbmath.org/1472024
https://doi.org/10.1007/s100920050001
https://inria.hal.science/hal-00691699v1
https://doi.org/10.1007/s100920050001
https://link.springer.com/article/10.1007/s100920050001
https://hal.inria.fr/hal-00691699

Discrete methods in the study of an inverse problem for Laplace's equation

Autoři: FASINO, Dario G. INGLESE

Zdroj: IMA Journal of Numerical Analysis. 19:105-118

Témata: Inverse problems for PDEs, Variational methods applied to problems in optics and electromagnetic theory, convergence, Laplace operator, Helmholtz equation (reduced wave equation), Poisson equation, Numerical methods for inverse problems for boundary value problems involving PDEs, nonlinear inverse problem, Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs, Stability and convergence of numerical methods for boundary value problems involving PDEs, 01 natural sciences, Technical applications of optics and electromagnetic theory, Laplace's equation, corrosion detection, 0101 mathematics, numerical experiments, Galerkin method, nondestructive evaluation

Popis souboru: application/xml

Přístupová URL adresa: https://academic.oup.com/imajna/article/19/1/105/816644
https://core.ac.uk/display/53312719
http://academic.oup.com/imajna/article-abstract/19/1/105/816644/
https://hdl.handle.net/20.500.14243/209255
https://hdl.handle.net/11390/674657

Variational principle, characteristic electric multipoles, and higher polarizing moments in field theory

Autoři: V. P. Kazantsev

Zdroj: Theoretical and Mathematical Physics. 119:750-760

Témata: variational principle, 0301 basic medicine, Variational methods applied to problems in optics and electromagnetic theory, 0303 health sciences, 03 medical and health sciences, superconductor Lagrangian, moment problem in electrostatics, spherical multipole moments, harmonic polynomials, Green's function, Electro- and magnetostatics, characteristic electric multipoles

Popis souboru: application/xml

Přístupová URL adresa: https://zbmath.org/1465981
https://doi.org/10.1007/bf02557385
http://ui.adsabs.harvard.edu/abs/1999TMP...119..750K/abstract
https://link.springer.com/article/10.1007/BF02557385

A Transmission Problem with a Fractal Interface: A transmission problem with a fractal interface.

Autoři: LANCIA, Maria Rosaria

Zdroj: Zeitschrift für Analysis und ihre Anwendungen. 21:113-133

Témata: Dirichlet forms, Variational methods for second-order elliptic equations, Variational methods applied to problems in optics and electromagnetic theory, transmission problem, FRACTALS, Transmission problems, fractal boundary, 0101 mathematics, Measurable and nonmeasurable functions, sequences of measurable functions, modes of convergence, Dirichlet form, Besov space, 01 natural sciences

Popis souboru: application/xml

Přístupová URL adresa: http://www.ems-ph.org/journals/show_pdf.php?issn=0232-2064&vol=21&iss=1&rank=6&srch=searchterm%7Clancia
https://zbmath.org/1779538
https://doi.org/10.4171/zaa/1067
https://ems.press/content/serial-article-files/5485
https://www.ems-ph.org/journals/show_pdf.php?issn=0232-2064&vol=21&iss=1&rank=6
https://ems.press/journals/zaa/articles/10777
https://www.ems-ph.org/journals/show_abstract.php?issn=0232-2064&vol=21&iss=1&rank=6
https://hdl.handle.net/11573/202512

Some New Advances in the Theory of Dynamic Materials: Some new advances in the theory of dynamic materials

Autoři: Suzanne L. Weekes Konstantin A. Lurie

Zdroj: The Rational Spirit in Modern Continuum Mechanics ISBN: 1402018282

Témata: Homogenization in optics and electromagnetic theory, Variational methods applied to problems in optics and electromagnetic theory, 0203 mechanical engineering, Composite media, random media in optics and electromagnetic theory, 4. Education, 0103 physical sciences, 02 engineering and technology, 0101 mathematics, 01 natural sciences

Popis souboru: application/xml

Přístupová URL adresa: https://link.springer.com/content/pdf/10.1023/B:ELAS.0000018780.82718.19.pdf
https://dialnet.unirioja.es/servlet/articulo?codigo=822168
https://link.springer.com/article/10.1023/B:ELAS.0000018780.82718.19
https://link.springer.com/chapter/10.1007/1-4020-2308-1_32
https://link.springer.com/content/pdf/10.1007%2F1-4020-2308-1_32.pdf
https://rd.springer.com/chapter/10.1007/1-4020-2308-1_32

Multi-domain topology optimization of electromagnetic systems

Autoři: Seungkyu Park Je-Nam Kang Semyung Wang

Zdroj: COMPEL - The international journal for computation and mathematics in electrical and electronic engineering. 23:1036-1044

Témata: Variational methods applied to problems in optics and electromagnetic theory, Finite element, Galerkin and related methods applied to problems in optics and electromagnetic theory, 0103 physical sciences, multi-domain topology, Optimization problems in optics and electromagnetic theory, actuators, optimization, 01 natural sciences

Popis souboru: application/xml

Přístupová URL adresa: https://www.emerald.com/insight/content/doi/10.1108/03321640410553463/full/html
http://www.emeraldinsight.com/doi/pdfplus/10.1108/03321640410553463
https://dialnet.unirioja.es/servlet/articulo?codigo=1135389

An E-based splitting method with a non-matching grid for eddy current equations with discontinuous coefficients

Autoři: Kang, T Kim, KI 수학과

Přispěvatelé: Kang, T Kim, KI 수학과

Zdroj: Applied Mathematics and Computation. 170:462-484

Témata: Variational methods applied to problems in optics and electromagnetic theory, PDEs with low regular coefficients and/or low regular data, Finite element, Galerkin and related methods applied to problems in optics and electromagnetic theory, E-based splitting method, interface problem, error estimate, eddy current equations, 0101 mathematics, MAXWELL EQUATIONS, non-matching grid, 01 natural sciences, edge and nodal elements

Popis souboru: application/xml

Přístupová URL adresa: https://www.sciencedirect.com/science/article/pii/S0096300304009622
https://dblp.uni-trier.de/db/journals/amc/amc170.html#KangK05
https://oasis.postech.ac.kr/handle/2014.oak/29558

On variational electromagnetics: Theory and application: On variational electromagnetics: theory and application

Autoři: Chun-Hsiung Chen Shyh-Kang Jeng

Zdroj: IEEE Transactions on Antennas and Propagation. 32:902-907

Témata: variational principle, hybrid element method, Variational methods applied to problems in optics and electromagnetic theory, Electromagnetic theory (general), 0202 electrical engineering, electronic engineering, information engineering, 02 engineering and technology, frontal solution algorithm

Popis souboru: application/xml

Přístupová URL adresa: https://zbmath.org/1504254
https://doi.org/10.1109/tap.1984.1143439
http://ieeexplore.ieee.org/xpls/abs_all.jsp?tp=&arnumber=1143439&isnumber=25649
http://ui.adsabs.harvard.edu/abs/1984ITAP...32..902J/abstract

Shape optimization for radar cross sections by a gradient method

Autoři: P. Weinerfelt A. Bondeson Yongtao Yang

Zdroj: International Journal for Numerical Methods in Engineering. 61:687-715

Témata: Technical applications of optics and electromagnetic theory, Variational methods applied to problems in optics and electromagnetic theory, gradient method, adjoint problem, Other numerical methods in calculus of variations, radar cross section, 0202 electrical engineering, electronic engineering, information engineering, 02 engineering and technology, design sensitivities, optimization, 7. Clean energy, Diffraction, scattering

Popis souboru: application/xml

Přístupová URL adresa: https://zbmath.org/2200174
https://doi.org/10.1002/nme.1088
https://onlinelibrary.wiley.com/doi/10.1002/nme.1088/full
https://onlinelibrary.wiley.com/doi/abs/10.1002/nme.1088
http://doi.wiley.com/10.1002/nme.1088
http://ui.adsabs.harvard.edu/abs/2004IJNME..61..687B/abstract

A limiting absorption principle for scattering problems with unbounded obstacles

Autoři: Bonnet-Ben Dhia, Anne-Sophie Tillequin, Axel Arnoux, Aurélien

Přispěvatelé: Bonnet-Ben Dhia, Anne-Sophie Tillequin, Axel Arnoux, Aurélien

Zdroj: Mathematical Methods in the Applied Sciences. 24:1089-1111

Témata: Variational methods applied to problems in optics and electromagnetic theory, limiting absorption principle, scattering by unbounded obstacles, 0101 mathematics, Antennas, waveguides in optics and electromagnetic theory, Numerical methods for integral equations, integral transforms, 01 natural sciences, Diffraction, scattering

Popis souboru: application/xml

Přístupová URL adresa: https://zbmath.org/1702172
https://doi.org/10.1002/mma.259
https://ensta.hal.science/hal-01008796v1
https://doi.org/10.1002/mma.259
https://ui.adsabs.harvard.edu/abs/2001MMAS...24.1089B/abstract
https://hal-ensta.archives-ouvertes.fr/hal-01008796
https://hal-ensta-paris.archives-ouvertes.fr/hal-01008796
https://hal.archives-ouvertes.fr/hal-01008796

A variational approach to magnetic resonance coil sensitivity estimation

Autoři: Roland Bammer Stephen L. Keeling

Zdroj: Applied Mathematics and Computation. 158:359-388

Témata: Variational methods applied to problems in optics and electromagnetic theory, 03 medical and health sciences, 0302 clinical medicine, Boundary value problems for higher-order elliptic equations, surface estimation, Statistical mechanics of magnetic materials, 0202 electrical engineering, electronic engineering, information engineering, 02 engineering and technology, magnetic resonance coil sensitivity estimation, Finite difference methods applied to problems in optics and electromagnetic theory, SENSE reconstruction

Popis souboru: application/xml

Přístupová URL adresa: https://dblp.uni-trier.de/db/journals/amc/amc158.html#KeelingB04
https://www.sciencedirect.com/science/article/pii/S0096300303010130
https://math.uni-graz.at/invcon/medimage/coils.pdf
https://findanexpert.unimelb.edu.au/scholarlywork/1230849-a-variational-approach-to-magnetic-resonance-coil-sensitivity-estimation

Comparisons of finite element and Rayleigh methods for the study of conical Bloch waves in arrays of metallic cylinders

Autoři: Guenneau, Sébastien Nicolet, André Geuzaine, Christophe a další

Přispěvatelé: Guenneau, Sébastien Nicolet, André Geuzaine, Christophe a další

Zdroj: COMPEL - The international journal for computation and mathematics in electrical and electronic engineering. 23:932-949

Témata: [PHYS.PHYS.PHYS-OPTICS] Physics [physics]/Physics [physics]/Optics [physics.optics], Variational methods applied to problems in optics and electromagnetic theory, Physique, Physics, Physique, chimie, mathématiques & sciences de la terre, Numerical methods in optics, Edge-elements, 02 engineering and technology, [PHYS.MPHY] Physics [physics]/Mathematical Physics [math-ph], 01 natural sciences, asymptotic analysis, Finite element, Galerkin and related methods applied to problems in optics and electromagnetic theory, asymptotics, Physical, chemical, mathematical & earth Sciences, finite element, multipole method, 0103 physical sciences, 0202 electrical engineering, electronic engineering, information engineering, Rayleigh method

Popis souboru: application/xml

Přístupová URL adresa: https://hal.archives-ouvertes.fr/hal-00082871
https://orbi.uliege.be/handle/2268/22763
https://dialnet.unirioja.es/servlet/articulo?codigo=1135409
https://www.emerald.com/insight/content/doi/10.1108/03321640410553364/full/html
http://www.emeraldinsight.com/doi/10.1108/03321640410553364
https://hal.science/hal-00082871v1

Variational solutions for the discrete nonlinear Schrödinger equation

Autoři: Kaup, D. J.

Zdroj: Mathematics and Computers in Simulation. 69:322-333

Témata: variational solutions, DYNAMICS, Variational methods applied to problems in optics and electromagnetic theory, Soliton equations, discrete soliton solutions, SOLITON, discrete nonlinear Schrodinger equation, PROPAGATION, OPTICAL-FIBER, Antennas, waveguides in optics and electromagnetic theory, 01 natural sciences, Discrete nonlinear Schrödinger equation, Discrete nonlinear Schrödinger equation, 0103 physical sciences, optical, Interdisciplinary Applications, pulses, Variational solutions, nonlinear waveguide, evolution equations, NLS equations (nonlinear Schrödinger equations), 4. Education, Software Engineering, pitchfork bifurcation, Optical pulses, Computer Science, Applied, Finite element, Rayleigh-Ritz and Galerkin methods for initial value and initial-boundary value problems involving PDEs, Mathematics

Popis souboru: application/xml

Přístupová URL adresa: https://math.ucf.edu/~kaup/kaup_files/pub218.pdf
https://www.sciencedirect.com/science/article/abs/pii/S0378475405000297
https://ideas.repec.org/a/eee/matcom/v69y2005i3p322-333.html
https://dblp.uni-trier.de/db/journals/mcs/mcs69.html#Kaup05
https://dl.acm.org/doi/10.1016/j.matcom.2005.01.015
https://doi.org/10.1016/j.matcom.2005.01.015

Variational principles in electromagnetism

Autoři: Barbara Lazzari Roberta Nibbi

Zdroj: IMA Journal of Applied Mathematics. 65:45-95

Témata: History of mathematics in the 20th century, variational principles, Variational methods applied to problems in optics and electromagnetic theory, History of calculus of variations and optimal control, material with memory, Electromagnetic theory (general), Materials of strain-rate type and history type, other materials with memory (including elastic materials with viscous damping, various viscoelastic materials), electromagnetism, Variational principles of physics, Waves and radiation in optics and electromagnetic theory, 0101 mathematics, Electro- and magnetostatics, 01 natural sciences

Popis souboru: application/xml

Přístupová URL adresa: https://academic.oup.com/imamat/article-abstract/65/1/45/706716/
http://ui.adsabs.harvard.edu/abs/2000JApMa..65...45L/abstract